/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf -tc ../../../trunk/examples/toolchains/AutomizerC.xml --sifa.abstract.domain IntervalDomain -i ../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--bdc--bdc.ko-entry_point.cil.out.i -------------------------------------------------------------------------------- This is Ultimate 0.2.3-dev-f954360 [2023-04-01 01:51:18,276 INFO L177 SettingsManager]: Resetting all preferences to default values... [2023-04-01 01:51:18,278 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2023-04-01 01:51:18,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2023-04-01 01:51:18,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2023-04-01 01:51:18,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2023-04-01 01:51:18,305 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2023-04-01 01:51:18,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2023-04-01 01:51:18,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2023-04-01 01:51:18,308 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2023-04-01 01:51:18,309 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2023-04-01 01:51:18,310 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2023-04-01 01:51:18,310 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2023-04-01 01:51:18,311 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2023-04-01 01:51:18,312 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2023-04-01 01:51:18,313 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2023-04-01 01:51:18,314 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2023-04-01 01:51:18,314 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2023-04-01 01:51:18,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2023-04-01 01:51:18,317 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2023-04-01 01:51:18,318 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2023-04-01 01:51:18,319 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2023-04-01 01:51:18,319 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2023-04-01 01:51:18,320 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2023-04-01 01:51:18,323 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2023-04-01 01:51:18,323 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2023-04-01 01:51:18,323 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2023-04-01 01:51:18,324 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2023-04-01 01:51:18,324 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2023-04-01 01:51:18,325 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2023-04-01 01:51:18,325 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2023-04-01 01:51:18,326 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2023-04-01 01:51:18,326 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2023-04-01 01:51:18,327 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2023-04-01 01:51:18,327 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2023-04-01 01:51:18,328 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2023-04-01 01:51:18,328 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2023-04-01 01:51:18,328 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2023-04-01 01:51:18,329 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2023-04-01 01:51:18,329 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2023-04-01 01:51:18,330 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2023-04-01 01:51:18,331 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/taipan/svcomp-Reach-32bit-Taipan_Default.epf [2023-04-01 01:51:18,350 INFO L113 SettingsManager]: Loading preferences was successful [2023-04-01 01:51:18,350 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2023-04-01 01:51:18,350 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-04-01 01:51:18,351 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-04-01 01:51:18,351 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-04-01 01:51:18,351 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-04-01 01:51:18,352 INFO L138 SettingsManager]: * User list type=DISABLED [2023-04-01 01:51:18,352 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-04-01 01:51:18,352 INFO L138 SettingsManager]: * Explicit value domain=true [2023-04-01 01:51:18,352 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-04-01 01:51:18,352 INFO L138 SettingsManager]: * Octagon Domain=false [2023-04-01 01:51:18,353 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2023-04-01 01:51:18,353 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-04-01 01:51:18,353 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-04-01 01:51:18,353 INFO L138 SettingsManager]: * Interval Domain=false [2023-04-01 01:51:18,353 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-04-01 01:51:18,354 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-04-01 01:51:18,354 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2023-04-01 01:51:18,355 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-04-01 01:51:18,355 INFO L138 SettingsManager]: * sizeof long=4 [2023-04-01 01:51:18,355 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2023-04-01 01:51:18,355 INFO L138 SettingsManager]: * sizeof POINTER=4 [2023-04-01 01:51:18,355 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2023-04-01 01:51:18,355 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-04-01 01:51:18,356 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-04-01 01:51:18,356 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-04-01 01:51:18,356 INFO L138 SettingsManager]: * sizeof long double=12 [2023-04-01 01:51:18,356 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2023-04-01 01:51:18,356 INFO L138 SettingsManager]: * Use constant arrays=true [2023-04-01 01:51:18,356 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-04-01 01:51:18,357 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-04-01 01:51:18,357 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2023-04-01 01:51:18,357 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 01:51:18,357 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-04-01 01:51:18,357 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2023-04-01 01:51:18,357 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-04-01 01:51:18,358 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2023-04-01 01:51:18,358 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-04-01 01:51:18,358 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-04-01 01:51:18,358 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-04-01 01:51:18,358 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-04-01 01:51:18,358 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2023-04-01 01:51:18,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-04-01 01:51:18,559 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-04-01 01:51:18,561 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-04-01 01:51:18,562 INFO L271 PluginConnector]: Initializing CDTParser... [2023-04-01 01:51:18,562 INFO L275 PluginConnector]: CDTParser initialized [2023-04-01 01:51:18,563 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--bdc--bdc.ko-entry_point.cil.out.i [2023-04-01 01:51:19,777 INFO L500 CDTParser]: Created temporary CDT project at NULL [2023-04-01 01:51:20,282 INFO L351 CDTParser]: Found 1 translation units. [2023-04-01 01:51:20,283 INFO L172 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--bdc--bdc.ko-entry_point.cil.out.i [2023-04-01 01:51:20,330 INFO L394 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6ed10595/28b4ec7e5f4f4f34b21db584bb12ebcf/FLAG400fda1ea [2023-04-01 01:51:20,346 INFO L402 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/c6ed10595/28b4ec7e5f4f4f34b21db584bb12ebcf [2023-04-01 01:51:20,348 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-04-01 01:51:20,350 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2023-04-01 01:51:20,353 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-04-01 01:51:20,354 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-04-01 01:51:20,357 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2023-04-01 01:51:20,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 01:51:20" (1/1) ... [2023-04-01 01:51:20,359 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d5ee0e8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:51:20, skipping insertion in model container [2023-04-01 01:51:20,359 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.04 01:51:20" (1/1) ... [2023-04-01 01:51:20,365 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2023-04-01 01:51:20,485 INFO L178 MainTranslator]: Built tables and reachable declarations [2023-04-01 01:51:23,059 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--bdc--bdc.ko-entry_point.cil.out.i[338700,338713] [2023-04-01 01:51:23,107 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 01:51:23,130 INFO L203 MainTranslator]: Completed pre-run [2023-04-01 01:51:23,538 WARN L247 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--bdc--bdc.ko-entry_point.cil.out.i[338700,338713] [2023-04-01 01:51:23,543 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-04-01 01:51:23,613 WARN L667 CHandler]: The function ldv_calloc is called, but not defined or handled by StandardFunctionHandler. [2023-04-01 01:51:23,619 INFO L208 MainTranslator]: Completed translation [2023-04-01 01:51:23,620 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:51:23 WrapperNode [2023-04-01 01:51:23,620 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-04-01 01:51:23,621 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-04-01 01:51:23,621 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2023-04-01 01:51:23,621 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2023-04-01 01:51:23,632 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:51:23" (1/1) ... [2023-04-01 01:51:23,632 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:51:23" (1/1) ... [2023-04-01 01:51:23,744 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:51:23" (1/1) ... [2023-04-01 01:51:23,744 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:51:23" (1/1) ... [2023-04-01 01:51:23,927 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:51:23" (1/1) ... [2023-04-01 01:51:23,959 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:51:23" (1/1) ... [2023-04-01 01:51:24,000 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:51:23" (1/1) ... [2023-04-01 01:51:24,040 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:51:23" (1/1) ... [2023-04-01 01:51:24,101 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-04-01 01:51:24,102 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-04-01 01:51:24,102 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2023-04-01 01:51:24,103 INFO L275 PluginConnector]: RCFGBuilder initialized [2023-04-01 01:51:24,105 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:51:23" (1/1) ... [2023-04-01 01:51:24,112 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-04-01 01:51:24,121 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-04-01 01:51:24,135 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-04-01 01:51:24,151 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-04-01 01:51:24,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2023-04-01 01:51:24,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-04-01 01:51:24,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~int [2023-04-01 01:51:24,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-01 01:51:24,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-04-01 01:51:24,183 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 01:51:24,183 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-04-01 01:51:24,184 INFO L138 BoogieDeclarations]: Found implementation of procedure fls [2023-04-01 01:51:24,184 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-04-01 01:51:24,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-04-01 01:51:24,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-04-01 01:51:24,184 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-04-01 01:51:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-04-01 01:51:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_int [2023-04-01 01:51:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_undef_ulong [2023-04-01 01:51:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-04-01 01:51:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv__builtin_expect [2023-04-01 01:51:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure spinlock_check [2023-04-01 01:51:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure readl [2023-04-01 01:51:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure writel [2023-04-01 01:51:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kzalloc [2023-04-01 01:51:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_get_drvdata [2023-04-01 01:51:24,185 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_set_drvdata [2023-04-01 01:51:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_drvdata [2023-04-01 01:51:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_set_drvdata [2023-04-01 01:51:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_coherent_mask [2023-04-01 01:51:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask_and_coherent [2023-04-01 01:51:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_readl [2023-04-01 01:51:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_writel [2023-04-01 01:51:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure poll_oip [2023-04-01 01:51:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_stop [2023-04-01 01:51:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_reset [2023-04-01 01:51:24,186 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_run [2023-04-01 01:51:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_softconn [2023-04-01 01:51:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_softdisconn [2023-04-01 01:51:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure scratchpad_setup [2023-04-01 01:51:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_srr [2023-04-01 01:51:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_mem_init [2023-04-01 01:51:24,187 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_mem_free [2023-04-01 01:51:24,188 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_reinit [2023-04-01 01:51:24,252 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_mem_alloc [2023-04-01 01:51:24,252 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_hw_exit [2023-04-01 01:51:24,252 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_hw_init [2023-04-01 01:51:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_probe [2023-04-01 01:51:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_remove [2023-04-01 01:51:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_driver_init [2023-04-01 01:51:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_driver_exit [2023-04-01 01:51:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_probe_4 [2023-04-01 01:51:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_init_4 [2023-04-01 01:51:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2023-04-01 01:51:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-04-01 01:51:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_15 [2023-04-01 01:51:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_16 [2023-04-01 01:51:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_17 [2023-04-01 01:51:24,253 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_18 [2023-04-01 01:51:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_19 [2023-04-01 01:51:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure kcalloc [2023-04-01 01:51:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_zalloc_coherent [2023-04-01 01:51:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv___platform_driver_register_29 [2023-04-01 01:51:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_platform_driver_unregister_30 [2023-04-01 01:51:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_type [2023-04-01 01:51:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_int [2023-04-01 01:51:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_xfer_isoc [2023-04-01 01:51:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_endpoint_maxp [2023-04-01 01:51:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_issue_cmd [2023-04-01 01:51:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_submit_cmd [2023-04-01 01:51:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_dconfig_ep [2023-04-01 01:51:24,254 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_bd_list_reinit [2023-04-01 01:51:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_config_ep [2023-04-01 01:51:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_ep_bla [2023-04-01 01:51:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_address_device [2023-04-01 01:51:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_function_wake_fh [2023-04-01 01:51:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_function_wake [2023-04-01 01:51:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_ep_set_stall [2023-04-01 01:51:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_ep_clear_stall [2023-04-01 01:51:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_stop_ep [2023-04-01 01:51:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_52 [2023-04-01 01:51:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_53 [2023-04-01 01:51:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_54 [2023-04-01 01:51:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_55 [2023-04-01 01:51:24,255 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_56 [2023-04-01 01:51:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure INIT_LIST_HEAD [2023-04-01 01:51:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure list_add_tail [2023-04-01 01:51:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure list_empty [2023-04-01 01:51:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock_75 [2023-04-01 01:51:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_79 [2023-04-01 01:51:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock_irqrestore_82 [2023-04-01 01:51:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_ep_set_maxpacket_limit [2023-04-01 01:51:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_bd_list_free [2023-04-01 01:51:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure chain_table [2023-04-01 01:51:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_bd_list_alloc [2023-04-01 01:51:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_needed_req [2023-04-01 01:51:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_add_to_bdi [2023-04-01 01:51:24,256 INFO L138 BoogieDeclarations]: Found implementation of procedure bdi_to_tbi [2023-04-01 01:51:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure find_end_bdi [2023-04-01 01:51:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bd_available_ep [2023-04-01 01:51:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_notify_xfr [2023-04-01 01:51:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bdi_to_bd [2023-04-01 01:51:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_bdlist_eqp_adv [2023-04-01 01:51:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_first_bd_ep0 [2023-04-01 01:51:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure setup_bd_list_xfr [2023-04-01 01:51:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_queue_xfr [2023-04-01 01:51:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_req_complete [2023-04-01 01:51:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_ep_disable [2023-04-01 01:51:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_ep_enable [2023-04-01 01:51:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ep0_queue_status_stage [2023-04-01 01:51:24,257 INFO L138 BoogieDeclarations]: Found implementation of procedure ep0_queue [2023-04-01 01:51:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ep0_queue_data_stage [2023-04-01 01:51:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_queue [2023-04-01 01:51:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_dequeue [2023-04-01 01:51:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ep_set_halt [2023-04-01 01:51:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_free_ep [2023-04-01 01:51:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_set_test_mode [2023-04-01 01:51:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_xsr_succ_status [2023-04-01 01:51:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_xsf_ep0_setup_recv [2023-04-01 01:51:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ep0_stall [2023-04-01 01:51:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ep0_set_address [2023-04-01 01:51:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ep0_handle_feature_dev [2023-04-01 01:51:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ep0_handle_feature [2023-04-01 01:51:24,258 INFO L138 BoogieDeclarations]: Found implementation of procedure ep0_handle_status [2023-04-01 01:51:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ep0_set_sel_cmpl [2023-04-01 01:51:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ep0_set_sel [2023-04-01 01:51:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ep0_queue_zlp [2023-04-01 01:51:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_control_request [2023-04-01 01:51:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_xsf_ep0_data_start [2023-04-01 01:51:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_xsf_ep0_status_start [2023-04-01 01:51:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ep0_xsf_complete [2023-04-01 01:51:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_sr_xsf [2023-04-01 01:51:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_gadget_ep_queue [2023-04-01 01:51:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_gadget_ep_dequeue [2023-04-01 01:51:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_gadget_ep_set_halt [2023-04-01 01:51:24,259 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_gadget_alloc_request [2023-04-01 01:51:24,260 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_gadget_free_request [2023-04-01 01:51:24,260 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_gadget_ep_enable [2023-04-01 01:51:24,260 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_gadget_ep_disable [2023-04-01 01:51:24,260 INFO L138 BoogieDeclarations]: Found implementation of procedure init_ep [2023-04-01 01:51:24,260 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_init_ep [2023-04-01 01:51:24,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_ep_ops_3 [2023-04-01 01:51:24,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_3 [2023-04-01 01:51:24,260 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_lock [2023-04-01 01:51:24,260 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock [2023-04-01 01:51:24,260 INFO L138 BoogieDeclarations]: Found implementation of procedure spin_unlock_irqrestore [2023-04-01 01:51:24,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_85 [2023-04-01 01:51:24,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_86 [2023-04-01 01:51:24,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_87 [2023-04-01 01:51:24,266 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_88 [2023-04-01 01:51:24,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_89 [2023-04-01 01:51:24,267 INFO L138 BoogieDeclarations]: Found implementation of procedure kzalloc [2023-04-01 01:51:24,267 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dma_pool_alloc_99 [2023-04-01 01:51:24,267 INFO L138 BoogieDeclarations]: Found implementation of procedure msecs_to_jiffies [2023-04-01 01:51:24,267 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work [2023-04-01 01:51:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure schedule_delayed_work [2023-04-01 01:51:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_irq [2023-04-01 01:51:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure srr_dqp_index_advc [2023-04-01 01:51:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_uspc_connected [2023-04-01 01:51:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_uspc_disconnected [2023-04-01 01:51:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_func_wake_timer [2023-04-01 01:51:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure handle_link_state_change [2023-04-01 01:51:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_sr_uspc [2023-04-01 01:51:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_udc_interrupt [2023-04-01 01:51:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_udc_start [2023-04-01 01:51:24,268 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_udc_stop [2023-04-01 01:51:24,269 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_udc_pullup [2023-04-01 01:51:24,269 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_udc_set_selfpowered [2023-04-01 01:51:24,269 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_udc_wakeup [2023-04-01 01:51:24,269 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_udc_init [2023-04-01 01:51:24,269 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_udc_exit [2023-04-01 01:51:24,269 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_all_1 [2023-04-01 01:51:24,269 INFO L138 BoogieDeclarations]: Found implementation of procedure invoke_work_1 [2023-04-01 01:51:24,269 INFO L138 BoogieDeclarations]: Found implementation of procedure call_and_disable_work_1 [2023-04-01 01:51:24,269 INFO L138 BoogieDeclarations]: Found implementation of procedure disable_work_1 [2023-04-01 01:51:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure activate_work_1 [2023-04-01 01:51:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize_usb_gadget_ops_2 [2023-04-01 01:51:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure work_init_1 [2023-04-01 01:51:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_main_exported_2 [2023-04-01 01:51:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_119 [2023-04-01 01:51:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_120 [2023-04-01 01:51:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_121 [2023-04-01 01:51:24,270 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_122 [2023-04-01 01:51:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_123 [2023-04-01 01:51:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_dbg_regs [2023-04-01 01:51:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_dump_epsts [2023-04-01 01:51:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_dbg_srr [2023-04-01 01:51:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure bdc_dbg_bd_list [2023-04-01 01:51:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_152 [2023-04-01 01:51:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_153 [2023-04-01 01:51:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_work_on_154 [2023-04-01 01:51:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_flush_workqueue_155 [2023-04-01 01:51:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_queue_delayed_work_on_156 [2023-04-01 01:51:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-04-01 01:51:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-04-01 01:51:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_err_ptr [2023-04-01 01:51:24,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_ptr_err [2023-04-01 01:51:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err_or_null [2023-04-01 01:51:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags [2023-04-01 01:51:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-01 01:51:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_alloc_nonatomic [2023-04-01 01:51:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_lock [2023-04-01 01:51:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_unlock [2023-04-01 01:51:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_spin_trylock [2023-04-01 01:51:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure ___ratelimit [2023-04-01 01:51:24,272 INFO L138 BoogieDeclarations]: Found implementation of procedure __const_udelay [2023-04-01 01:51:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_dev_dbg [2023-04-01 01:51:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __dynamic_pr_debug [2023-04-01 01:51:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __init_work [2023-04-01 01:51:24,273 INFO L138 BoogieDeclarations]: Found implementation of procedure __list_add [2023-04-01 01:51:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __msecs_to_jiffies [2023-04-01 01:51:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __platform_driver_register [2023-04-01 01:51:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __raw_spin_lock_init [2023-04-01 01:51:24,274 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_lock [2023-04-01 01:51:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock [2023-04-01 01:51:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure _raw_spin_unlock_irqrestore [2023-04-01 01:51:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_err [2023-04-01 01:51:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure dev_warn [2023-04-01 01:51:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_ioremap_resource [2023-04-01 01:51:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_kmalloc [2023-04-01 01:51:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure devm_request_threaded_irq [2023-04-01 01:51:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_free_attrs [2023-04-01 01:51:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_create [2023-04-01 01:51:24,275 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_destroy [2023-04-01 01:51:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_pool_free [2023-04-01 01:51:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_set_mask [2023-04-01 01:51:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure dma_supported [2023-04-01 01:51:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure flush_workqueue [2023-04-01 01:51:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure init_timer_key [2023-04-01 01:51:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2023-04-01 01:51:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2023-04-01 01:51:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_some_page [2023-04-01 01:51:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure list_del [2023-04-01 01:51:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure lockdep_init_map [2023-04-01 01:51:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_driver_unregister [2023-04-01 01:51:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_irq [2023-04-01 01:51:24,276 INFO L138 BoogieDeclarations]: Found implementation of procedure platform_get_resource [2023-04-01 01:51:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_delayed_work_on [2023-04-01 01:51:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure queue_work_on [2023-04-01 01:51:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_add_gadget_udc [2023-04-01 01:51:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_del_gadget_udc [2023-04-01 01:51:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_giveback_request [2023-04-01 01:51:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_map_request [2023-04-01 01:51:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_set_state [2023-04-01 01:51:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure usb_gadget_unmap_request [2023-04-01 01:51:24,277 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-04-01 01:51:24,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-04-01 01:51:24,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-04-01 01:51:24,278 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-04-01 01:51:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2023-04-01 01:51:24,278 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2023-04-01 01:51:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_perror_fail [2023-04-01 01:51:24,279 INFO L130 BoogieDeclarations]: Found specification of procedure __assert [2023-04-01 01:51:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-04-01 01:51:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-04-01 01:51:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv__builtin_expect [2023-04-01 01:51:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure fls [2023-04-01 01:51:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_dev_dbg [2023-04-01 01:51:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-04-01 01:51:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2023-04-01 01:51:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2023-04-01 01:51:24,288 INFO L130 BoogieDeclarations]: Found specification of procedure memset [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_ulong [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_int [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_undef_ulong [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure __raw_spin_lock_init [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure spinlock_check [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure queue_work_on [2023-04-01 01:51:24,289 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_15 [2023-04-01 01:51:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_17 [2023-04-01 01:51:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work_on [2023-04-01 01:51:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_16 [2023-04-01 01:51:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_19 [2023-04-01 01:51:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure flush_workqueue [2023-04-01 01:51:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_18 [2023-04-01 01:51:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure readl [2023-04-01 01:51:24,290 INFO L130 BoogieDeclarations]: Found specification of procedure writel [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure kcalloc [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_all_1 [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_probe_4 [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_ep_ops_3 [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_init_4 [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure activate_work_1 [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize_usb_gadget_ops_2 [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure work_init_1 [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kmalloc [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure devm_kzalloc [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure devm_ioremap_resource [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure dev_get_drvdata [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure dev_set_drvdata [2023-04-01 01:51:24,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure dev_err [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure dev_warn [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_resource [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_irq [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure __platform_driver_register [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv___platform_driver_register_29 [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure platform_driver_unregister [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_platform_driver_unregister_30 [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure platform_get_drvdata [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure platform_set_drvdata [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure __const_udelay [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure dma_supported [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure dma_free_attrs [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_coherent_mask [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-04-01 01:51:24,292 INFO L130 BoogieDeclarations]: Found specification of procedure dma_set_mask_and_coherent [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure dma_zalloc_coherent [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_create [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_destroy [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_readl [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_writel [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_softconn [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_softdisconn [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_run [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_stop [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_reset [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_udc_init [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_udc_exit [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_reinit [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_sr_uspc [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_sr_xsf [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_xsf_ep0_setup_recv [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_xsf_ep0_data_start [2023-04-01 01:51:24,293 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_xsf_ep0_status_start [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_dbg_regs [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure poll_oip [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure scratchpad_setup [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure setup_srr [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_mem_init [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_mem_free [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_mem_alloc [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_hw_exit [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_hw_init [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_probe [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_remove [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_driver_init [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_driver_exit [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2023-04-01 01:51:24,294 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~int [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_2 [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_main_exported_3 [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure main [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_calloc [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_52 [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_54 [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_53 [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_56 [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_55 [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_type [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_int [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_xfer_isoc [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure usb_endpoint_maxp [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure ___ratelimit [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_notify_xfr [2023-04-01 01:51:24,295 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_address_device [2023-04-01 01:51:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_config_ep [2023-04-01 01:51:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_dconfig_ep [2023-04-01 01:51:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_stop_ep [2023-04-01 01:51:24,296 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_ep_set_stall [2023-04-01 01:51:24,297 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_ep_clear_stall [2023-04-01 01:51:24,299 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_ep_bla [2023-04-01 01:51:24,299 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_function_wake [2023-04-01 01:51:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_function_wake_fh [2023-04-01 01:51:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_dump_epsts [2023-04-01 01:51:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_issue_cmd [2023-04-01 01:51:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_submit_cmd [2023-04-01 01:51:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure ep_bd_list_reinit [2023-04-01 01:51:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure __dynamic_pr_debug [2023-04-01 01:51:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure snprintf [2023-04-01 01:51:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock [2023-04-01 01:51:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock [2023-04-01 01:51:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure INIT_LIST_HEAD [2023-04-01 01:51:24,300 INFO L130 BoogieDeclarations]: Found specification of procedure __list_add [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure list_add_tail [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure list_del [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure list_empty [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_lock [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure _raw_spin_unlock_irqrestore [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_lock_75 [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure spin_lock [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_79 [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_unlock_irqrestore_82 [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure spin_unlock_irqrestore [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_85 [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_87 [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_86 [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_89 [2023-04-01 01:51:24,301 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_88 [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure kzalloc [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dma_pool_alloc_99 [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure dma_pool_free [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure usb_ep_set_maxpacket_limit [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_map_request [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_unmap_request [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_set_state [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure usb_gadget_giveback_request [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_init_ep [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_ep_disable [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_ep_enable [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_free_ep [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_dbg_bd_list [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_dbg_srr [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure ep_bd_list_free [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure chain_table [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure ep_bd_list_alloc [2023-04-01 01:51:24,302 INFO L130 BoogieDeclarations]: Found specification of procedure bd_needed_req [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure bd_add_to_bdi [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure bdi_to_tbi [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure find_end_bdi [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure bd_available_ep [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure bdi_to_bd [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure ep_bdlist_eqp_adv [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure setup_first_bd_ep0 [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure setup_bd_list_xfr [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_queue_xfr [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_req_complete [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure ep0_queue_status_stage [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure ep0_queue [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure ep0_queue_data_stage [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure ep_queue [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure ep_dequeue [2023-04-01 01:51:24,303 INFO L130 BoogieDeclarations]: Found specification of procedure ep_set_halt [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_set_test_mode [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure handle_xsr_succ_status [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure ep0_stall [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure ep0_set_address [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure ep0_handle_feature_dev [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure ep0_handle_feature [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure ep0_handle_status [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure ep0_set_sel_cmpl [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure ep0_set_sel [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure ep0_queue_zlp [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure handle_control_request [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure ep0_xsf_complete [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~VOID [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_gadget_ep_queue [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_gadget_ep_dequeue [2023-04-01 01:51:24,304 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_gadget_ep_set_halt [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_gadget_alloc_request [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_gadget_free_request [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_gadget_ep_enable [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_gadget_ep_disable [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure init_ep [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure lockdep_init_map [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure __msecs_to_jiffies [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure msecs_to_jiffies [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure init_timer_key [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure delayed_work_timer_fn [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure __init_work [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_119 [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_121 [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_120 [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_123 [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_122 [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure queue_delayed_work [2023-04-01 01:51:24,305 INFO L130 BoogieDeclarations]: Found specification of procedure schedule_delayed_work [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure invoke_work_1 [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure call_and_disable_work_1 [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure disable_work_1 [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_threaded_irq [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure devm_request_irq [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure usb_add_gadget_udc [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure usb_del_gadget_udc [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure srr_dqp_index_advc [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_uspc_connected [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_uspc_disconnected [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_func_wake_timer [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure handle_link_state_change [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_udc_interrupt [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_udc_start [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_udc_stop [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_udc_pullup [2023-04-01 01:51:24,306 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_udc_set_selfpowered [2023-04-01 01:51:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure bdc_udc_wakeup [2023-04-01 01:51:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_152 [2023-04-01 01:51:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_work_on_154 [2023-04-01 01:51:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_153 [2023-04-01 01:51:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_queue_delayed_work_on_156 [2023-04-01 01:51:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_flush_workqueue_155 [2023-04-01 01:51:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-04-01 01:51:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_err_ptr [2023-04-01 01:51:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_ptr_err [2023-04-01 01:51:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err_or_null [2023-04-01 01:51:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_some_page [2023-04-01 01:51:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_flags_and_return_some_page [2023-04-01 01:51:24,307 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_alloc_nonatomic [2023-04-01 01:51:24,310 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_spin_trylock [2023-04-01 01:51:24,310 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_bool [2023-04-01 01:51:24,310 INFO L130 BoogieDeclarations]: Found specification of procedure free [2023-04-01 01:51:24,310 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2023-04-01 01:51:24,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-04-01 01:51:24,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-04-01 01:51:24,311 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-04-01 01:51:24,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-04-01 01:51:24,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-04-01 01:51:24,311 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-04-01 01:51:24,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-04-01 01:51:25,341 INFO L236 CfgBuilder]: Building ICFG [2023-04-01 01:51:25,346 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-04-01 01:51:26,842 INFO L771 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-04-01 01:51:44,572 INFO L277 CfgBuilder]: Performing block encoding [2023-04-01 01:51:47,784 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-04-01 01:51:47,784 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-04-01 01:51:47,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 01:51:47 BoogieIcfgContainer [2023-04-01 01:51:47,792 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-04-01 01:51:47,798 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-04-01 01:51:47,798 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2023-04-01 01:51:47,801 INFO L275 PluginConnector]: TraceAbstraction initialized [2023-04-01 01:51:47,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 01.04 01:51:20" (1/3) ... [2023-04-01 01:51:47,801 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ce95679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 01:51:47, skipping insertion in model container [2023-04-01 01:51:47,801 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.04 01:51:23" (2/3) ... [2023-04-01 01:51:47,802 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ce95679 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.04 01:51:47, skipping insertion in model container [2023-04-01 01:51:47,802 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.04 01:51:47" (3/3) ... [2023-04-01 01:51:47,803 INFO L112 eAbstractionObserver]: Analyzing ICFG linux-4.2-rc1.tar.xz-43_2a-drivers--usb--gadget--udc--bdc--bdc.ko-entry_point.cil.out.i [2023-04-01 01:51:47,818 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-04-01 01:51:47,819 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-04-01 01:51:47,916 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-04-01 01:51:47,921 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@18169cdc, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-04-01 01:51:47,921 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-04-01 01:51:47,932 INFO L276 IsEmpty]: Start isEmpty. Operand has 2888 states, 1776 states have (on average 1.2837837837837838) internal successors, (2280), 1814 states have internal predecessors, (2280), 876 states have call successors, (876), 202 states have call predecessors, (876), 201 states have return successors, (871), 861 states have call predecessors, (871), 871 states have call successors, (871) [2023-04-01 01:51:47,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-04-01 01:51:47,948 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:51:47,949 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:51:47,950 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:51:47,953 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:51:47,953 INFO L85 PathProgramCache]: Analyzing trace with hash 1775623239, now seen corresponding path program 1 times [2023-04-01 01:51:47,959 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:51:47,960 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1921685849] [2023-04-01 01:51:47,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:51:47,960 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:51:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:51:48,819 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-04-01 01:51:48,819 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:51:48,820 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1921685849] [2023-04-01 01:51:48,820 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1921685849] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:51:48,820 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:51:48,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2023-04-01 01:51:48,822 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293999490] [2023-04-01 01:51:48,822 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:51:48,826 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2023-04-01 01:51:48,826 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:51:48,850 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2023-04-01 01:51:48,851 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:51:48,858 INFO L87 Difference]: Start difference. First operand has 2888 states, 1776 states have (on average 1.2837837837837838) internal successors, (2280), 1814 states have internal predecessors, (2280), 876 states have call successors, (876), 202 states have call predecessors, (876), 201 states have return successors, (871), 861 states have call predecessors, (871), 871 states have call successors, (871) Second operand has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-01 01:51:50,785 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:51:50,785 INFO L93 Difference]: Finished difference Result 5032 states and 6970 transitions. [2023-04-01 01:51:50,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2023-04-01 01:51:50,788 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) Word has length 75 [2023-04-01 01:51:50,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:51:50,833 INFO L225 Difference]: With dead ends: 5032 [2023-04-01 01:51:50,833 INFO L226 Difference]: Without dead ends: 3148 [2023-04-01 01:51:50,853 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2023-04-01 01:51:50,858 INFO L413 NwaCegarLoop]: 2458 mSDtfsCounter, 1831 mSDsluCounter, 2321 mSDsCounter, 0 mSdLazyCounter, 420 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1831 SdHoareTripleChecker+Valid, 4779 SdHoareTripleChecker+Invalid, 422 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 420 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2023-04-01 01:51:50,858 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1831 Valid, 4779 Invalid, 422 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 420 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2023-04-01 01:51:50,879 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3148 states. [2023-04-01 01:51:51,081 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3148 to 3144. [2023-04-01 01:51:51,089 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3144 states, 1892 states have (on average 1.2521141649048626) internal successors, (2369), 1922 states have internal predecessors, (2369), 974 states have call successors, (974), 279 states have call predecessors, (974), 277 states have return successors, (972), 969 states have call predecessors, (972), 972 states have call successors, (972) [2023-04-01 01:51:51,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3144 states to 3144 states and 4315 transitions. [2023-04-01 01:51:51,115 INFO L78 Accepts]: Start accepts. Automaton has 3144 states and 4315 transitions. Word has length 75 [2023-04-01 01:51:51,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:51:51,115 INFO L495 AbstractCegarLoop]: Abstraction has 3144 states and 4315 transitions. [2023-04-01 01:51:51,116 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 states have internal predecessors, (37), 2 states have call successors, (16), 2 states have call predecessors, (16), 1 states have return successors, (10), 2 states have call predecessors, (10), 2 states have call successors, (10) [2023-04-01 01:51:51,116 INFO L276 IsEmpty]: Start isEmpty. Operand 3144 states and 4315 transitions. [2023-04-01 01:51:51,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2023-04-01 01:51:51,130 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:51:51,131 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:51:51,131 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-04-01 01:51:51,132 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:51:51,132 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:51:51,132 INFO L85 PathProgramCache]: Analyzing trace with hash 1885358162, now seen corresponding path program 1 times [2023-04-01 01:51:51,132 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:51:51,133 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937729647] [2023-04-01 01:51:51,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:51:51,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:51:51,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:51:52,725 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2023-04-01 01:51:52,726 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:51:52,726 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937729647] [2023-04-01 01:51:52,726 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937729647] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:51:52,726 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:51:52,726 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2023-04-01 01:51:52,726 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1060962781] [2023-04-01 01:51:52,727 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:51:52,728 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2023-04-01 01:51:52,728 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:51:52,729 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2023-04-01 01:51:52,732 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2023-04-01 01:51:52,733 INFO L87 Difference]: Start difference. First operand 3144 states and 4315 transitions. Second operand has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 3 states have call successors, (26), 3 states have call predecessors, (26), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-04-01 01:51:55,519 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-04-01 01:51:55,519 INFO L93 Difference]: Finished difference Result 5655 states and 7792 transitions. [2023-04-01 01:51:55,519 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2023-04-01 01:51:55,520 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 3 states have call successors, (26), 3 states have call predecessors, (26), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 156 [2023-04-01 01:51:55,520 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-04-01 01:51:55,556 INFO L225 Difference]: With dead ends: 5655 [2023-04-01 01:51:55,556 INFO L226 Difference]: Without dead ends: 5652 [2023-04-01 01:51:55,560 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2023-04-01 01:51:55,561 INFO L413 NwaCegarLoop]: 2550 mSDtfsCounter, 1860 mSDsluCounter, 4816 mSDsCounter, 0 mSdLazyCounter, 634 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1860 SdHoareTripleChecker+Valid, 7366 SdHoareTripleChecker+Invalid, 635 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 634 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2023-04-01 01:51:55,561 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [1860 Valid, 7366 Invalid, 635 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 634 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2023-04-01 01:51:55,568 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5652 states. [2023-04-01 01:51:55,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5652 to 5617. [2023-04-01 01:51:55,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5617 states, 3394 states have (on average 1.2548615203299942) internal successors, (4259), 3457 states have internal predecessors, (4259), 1728 states have call successors, (1728), 503 states have call predecessors, (1728), 494 states have return successors, (1747), 1704 states have call predecessors, (1747), 1726 states have call successors, (1747) [2023-04-01 01:51:55,908 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5617 states to 5617 states and 7734 transitions. [2023-04-01 01:51:55,909 INFO L78 Accepts]: Start accepts. Automaton has 5617 states and 7734 transitions. Word has length 156 [2023-04-01 01:51:55,912 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-04-01 01:51:55,912 INFO L495 AbstractCegarLoop]: Abstraction has 5617 states and 7734 transitions. [2023-04-01 01:51:55,912 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.75) internal successors, (59), 4 states have internal predecessors, (59), 3 states have call successors, (26), 3 states have call predecessors, (26), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-04-01 01:51:55,912 INFO L276 IsEmpty]: Start isEmpty. Operand 5617 states and 7734 transitions. [2023-04-01 01:51:55,926 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 189 [2023-04-01 01:51:55,927 INFO L187 NwaCegarLoop]: Found error trace [2023-04-01 01:51:55,927 INFO L195 NwaCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 5, 5, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-04-01 01:51:55,927 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-04-01 01:51:55,927 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION === [ldv_errorErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-04-01 01:51:55,929 INFO L145 PredicateUnifier]: Initialized classic predicate unifier [2023-04-01 01:51:55,929 INFO L85 PathProgramCache]: Analyzing trace with hash 1473128228, now seen corresponding path program 1 times [2023-04-01 01:51:55,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-04-01 01:51:55,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654743970] [2023-04-01 01:51:55,930 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-04-01 01:51:55,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-04-01 01:51:56,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-04-01 01:51:59,688 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2023-04-01 01:51:59,688 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-04-01 01:51:59,689 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654743970] [2023-04-01 01:51:59,689 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [654743970] provided 1 perfect and 0 imperfect interpolant sequences [2023-04-01 01:51:59,689 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-04-01 01:51:59,689 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2023-04-01 01:51:59,689 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [687478938] [2023-04-01 01:51:59,689 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-04-01 01:51:59,690 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2023-04-01 01:51:59,690 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-04-01 01:51:59,690 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2023-04-01 01:51:59,690 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2023-04-01 01:51:59,691 INFO L87 Difference]: Start difference. First operand 5617 states and 7734 transitions. Second operand has 12 states, 10 states have (on average 8.0) internal successors, (80), 9 states have internal predecessors, (80), 5 states have call successors, (34), 4 states have call predecessors, (34), 4 states have return successors, (27), 7 states have call predecessors, (27), 5 states have call successors, (27)